12811874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{4157}}^1$

素因数の和:4249

約数の個数: 16

約数和(自身を含む): 20357568

約数和(自身を除く): 7545694

約数列:

[1, 2, 23, 46, 67, 134, 1541, 3082, 4157, 8314, 95611, 191222, 278519, 557038, 6405937, 12811874]

約数ペア:

[(1, 12811874), (2, 6405937), (23, 557038), (46, 278519), (67, 191222), (134, 95611), (1541, 8314), (3082, 4157)]